Qifeng Shen Email and Phone Number
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Built multiple teams from the ground up to develop full-stack software.Led multiple large-scale high-performance and high-reliability product developments with distributed teams.Represented the engineering team in cross-functional teams to define product roadmaps. Pragmatic project lead advocating best practices and continuous process improvements. Technical expert in the full software development life cycle (SDLC).Strong problem-solving skills in providing simple solutions to complex problems. Demonstrated aptitude in articulating technical concepts to general audiences.Proficiencies:New product development from bootstrapping to product deliveryCustomer engagement: PoC, trial, supportSoftware architectureObject-oriented analysis and design (OOAD)Product architectureTeam ManagementTechnical leadershipTechnical project managementData mining, statistical analysisReal-time operating system (RTOS)Linux, Windows, iOSEmbedded systems, distributed systemsSoC, SOM, SBC, Blade servers, ATCA, VM, cloudARM, Intel, Cavium, Tilera, PowerPCC, C++, Python, Java, JavaScript, shell scriptUML, Rational Rose, ClearCase, ClearQuest, Perforce, git, Jira, JenkinsAgile methodologies, scrum teamsHTTP | NTP | RTP | RTCP | SNMP | TCP | UDP | IP | IGMP | PIM | MPLS | Ethernet | EtherCAT | SONET | SDH | 3GPP | GTP | VoIP | MPEGIoT | IIoT | Edge computing | SDN | NVF | Software-defined storage | Network telemetries | QoS | QoE | Streaming analytics | Data center architecture | Security | Robotics | LiDAR |
Persimmon Technologies
View- Website:
- persimmontech.com
- Employees:
- 85
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Software Engineering ManagerPersimmon TechnologiesRedmond, Wa, Us
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Software Engineering ManagerPersimmon Technologies Nov 2019 - PresentLead a multisite team of software and QA engineers to develop robotics control software.Concurrent software development for multiple new robots.Development process improvement.Introduced endurance and regression tests to improve software quality.Customized Linux for an upgraded control system, using Buildroot.
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Firmware LeadJohnson Controls Nov 2018 - Oct 2019Cork, Ireland, IeLead a firmware team to develop embedded software for smart building security products. New ARM-based edge node for controlled building access with enhanced security features.Network isolation to improve network security.Encryption | Secure boot | Trusted Execution Environment | Yocto | SOM -
Sr. Research ArchitectHitachi America Nov 2015 - Oct 2018Chiyoda-Ku, Tokyo, JpInternet Platform and Solutions Group, Hitachi R&DArchitected a multi-tiered real time streaming platform for network anomaly detection and network intelligence, with overall technical responsibilities from hardware selections to deployment procedures. Reduced the failure detection time by 80% in a tier-1 network.Designed and led the development of a micro-service platform tolerant of network connectivity failures, with software features including user and device onboarding, data synchronization between the edge and the cloud, and traffic pattern analysis to detect rogue devices. Designed an IoT management and analytics system including edge devices, gateway server, and cloud services. Collaborated with industry partners to resolve system security and device authentication issues.Solution areas:IoT | IIoT | Edge computing | Security | Software defined branch | Hybrid cloud | Smart city | Network QoS | Customer QoE | Analytics | Video streaming | Content deliveryInfrastructure and platforms:Single board computers | servers | VM | Container | Private Cloud | AWS | GCP -
Consulting EngineerVidscale Feb 2014 - Oct 2015Cambridge, Ma, UsEdge computing solutions to optimize mobile network traffic with location-aware congestion detection, network traffic intelligence, and policy-based offloadingPacket inspection | Analytics | Data visualization | Real-time data processing | CDN | Web page acceleration -
Software LeadEmpirix Feb 2013 - Jan 2014Billerica, Ma, UsLed the development of a new platform for network traffic monitoring and analytics. Increased the per-node processing capacity by four folds. Packet classification | Data streaming | Data filtering | Statistics | Linux kernel driver | FPGA interface -
Sr. Manager, ArchitectSycamore Networks 2006 - 2012Chelmsford, Ma, UsManaged all four major product developments of the company during the six-year span:1) New platform of a mobile backhaul bandwidth management system, from the proof of concept to delivery into the carrier networks.2) New platform of a multi-service switch with rich features in high and low-order cross-connect, Ethernet and optical transport, electrical and optical interfaces. 3) New product initiative of a packet optical transport system from its inception.4) Development of an optical switch with the largest switching capacity on the market at the time.Led global engineering teams of up to 60 people. Concurrent development of multiple releases. Open source, commercial off the shelf (COTS) software integrations.Hardware and software selections, contract negotiations, statement of works, licensing.Product architecture | Software architecture | Software functional specificationsChip set benchmark and selections | Algorithm validations and selectionsData mining and analysis | network traffic analytics -
Manager, Principal EngineerSycamore Networks 2001 - 2005Chelmsford, Ma, UsPlatform group lead, with core competencies in OS, software infrastructure, and device management. Provided solutions to Linux kernel, security (IPSec, RADIUS), system bring-up, internal messaging infrastructure, file system and its synchronization, software upgrade, and image management.Software architecture and designs for multiple optical switching and transport systems, with emphasis on modularity, reusability, extensibility, and fault-tolerance.
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Member Of Technical StaffLucent Technologies Bell Labs Innovations 1997 - 2000VoIP system: call setup and call processingNetwork link provisioning, discovery and audit.Network asset management system: CIM/DEN based data modeling, functional requirements, use case analysis, and low level object models.Integrated network management system: information model, software infrastructure.Data schema | LDAP | CORBA | Object oriented design | MIB
Qifeng Shen Skills
Qifeng Shen Education Details
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Duke UniversityPhysics
Frequently Asked Questions about Qifeng Shen
What company does Qifeng Shen work for?
Qifeng Shen works for Persimmon Technologies
What is Qifeng Shen's role at the current company?
Qifeng Shen's current role is Software Engineering Manager.
What is Qifeng Shen's email address?
Qifeng Shen's email address is qs****@****ail.com
What schools did Qifeng Shen attend?
Qifeng Shen attended Duke University.
What skills is Qifeng Shen known for?
Qifeng Shen has skills like Linux, Embedded Systems, Windows, C, C++, Java, Javascript, 3gpp, Wireless Networking, Core Network, Sonet, Sdh.
Who are Qifeng Shen's colleagues?
Qifeng Shen's colleagues are Christela Carino, Eric Trainor, Steven Luu, Steven Manning, Peerayos Pongsachai, Marc Macedo, Himanshu Shukla.
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